Extractable cylindrical sealing element



FIG. 1 is a top front perspective view of an extractable cylindrical sealing element showing my new design; and a top rear perspective view being identical;

FIG. 2 is bottom front perspective view thereof; and a bottom rear perspective view being identical;

FIG. 3 top plan view thereof;

FIG. 4 is a bottom plan view showing jack screw inserts in place;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a right-side elevational view thereof, the left-side view being identical; and,

FIG. 7 is a top front perspective view of the extractable cylindrical sealing element with jack screws installed for extraction.

The broken lines depict environmental subject matter only and form no part of the claim. 

CLAIM The ornamental design for an extractable cylindrical sealing element, as shown and described. 